Primes p such that continued fraction of (1 + sqrt(p))/2 has period 12 : primes in A146336.

Terms

a(0) =103a(1) =127a(2) =239a(3) =263a(4) =479a(5) =887a(6) =1567a(7) =2711a(8) =5743a(9) =5903a(10) =8311a(11) =8447a(12) =10567a(13) =10847a(14) =12391a(15) =14783a(16) =14831a(17) =15887a(18) =18191a(19) =22343a(20) =23447a(21) =28151a(22) =31391a(23) =32359a(24) =40087a(25) =40343a(26) =42703a(27) =53407a(28) =60103a(29) =60623